package com.example.springbootautodemo;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.context.event.ApplicationReadyEvent;
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.annotation.Bean;

import org.springframework.stereotype.Component;


public class ApplicationContext {

    static class NoticeEvent extends ApplicationEvent{
        private static final Logger logger = LoggerFactory.getLogger(NoticeEvent.class);

        private final String message;

        public NoticeEvent(String message){
            super(message);
            this.message = message;
            logger.info("添加事件成功！message:{}",message);
        }
        public String getMessage()
        {
            return message;
        }
    }



    @SuppressWarnings("unused")
    @Component
    static class NoticeListener implements ApplicationListener<NoticeEvent>{
        private static final Logger logger = LoggerFactory.getLogger(NoticeListener.class);

        @Override
        public void onApplicationEvent(NoticeEvent noticeEvent){
            logger.info("事件监听器获取到 NoticeEvent,睡眠当前线程 2 秒.....");
            try{
                Thread.sleep(2000);
            }catch (InterruptedException e){
                e.printStackTrace();
            }
            logger.info("NoticeEvent 的 message 属性是：{}",noticeEvent.getMessage());
        }
    }

}
